Hydraulic tools

Hydraulic tools are used by emergency rescue personnel to assist vehicle extrication of crash victims, as well as other rescues from small spaces.These tools include  hydraulic cylinder,super high pressure electric pump station, hydraulic torque wrench,special pump for hydraulic wrench,hydraulic puller. They are popularly referred to in the United States,Canada,United Kingdom and Australia as Jaws of Life, a trademark of Hale Products Inc.

Hydraulic tools are powered by a hydraulic pump,which can be hand foot or engine-powered,or even built into the tool itself.These tools may be either single-acting,where hydraulic pressure will only move the cylinder in one direction, and the return to starting position is accomplished using a pressure-relief valve and spring setup,or dual-acting,in which hydraulic pressure is used to both open and close the suzzette cylinder.